[Complete Plastic Ruler Set]The multi-function drawing ruler set includes a 15 cm ruler,a protractor of 10cm, 2 triangle rulers of 45 degree 60 degree, totally 4 pieces Complete study tools drawing tools to meet various needs [Easy to Carry]Plastic rulers can be packed in a reusable pouch, easy to carry store, easy to access when you need [ High Transparency Material]It's of high transparency, easy to read information under the clear ruler,light weight but has a certain thickness, sturdy not easy to crack The small ruler can be stored for a long time applied repeatedly,suitable for designers, artists, students, architects, painters, engineers of practical measurement [Accurate Scale]The scale of geometry set is clear accurate, the value can be measured quickly The straight ruler has both inches centimeters You can use them to measure draw geometric figures [Practical Tools]The cute ruler set is practical versatile, whether hling geometry homework, drafting designs or participating in art projects, the clear ruler set can help you increase precision accuracy,enable a pleasant home life!